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Medical Calculators 

Cardiology    top of page

Adult Treatment Panel (ATP III) Calc
APACHE II Calc -severity-of-disease classification system
Arterial Oxygen Content - Oxygenation equation
Bleeding risk: HAS-BLED bleeding risk score
Bleeding risk: HEMORR2HAGES Bleeding Risk Score
Body Fluid Volumes
CHADS2 Score: Stroke Risk Assessment in Atrial Fibrillation
CHADS2-VASc Score: Stroke Risk Assessment in A. Fib.
Digoxin Dosing Calculator
Heparin Dosing  |  Heparin VAMC  |  Heparin Affinity Health System
Hypertonic and Normal Saline Calc (original)
Hypertonic Saline 3% and Normal Saline Infusion Calculatornew icon
ICU Drug Calculator - common therapeutic agents hot
INRs (ELEVATED) Treatment Calculator
Mean Arterial Pressure - MAP
Target heart rate calculator (Exercise)
TIMI Risk Score for Unstable Angina / NSTEMI.
TIMI Risk Score for ST-Elevation Myocardial Infarction (STEMI).
Warfarin calculator - Multiple Nomograms / Background material new icon
Wells Clinical Prediction Rule for Deep Vein Thrombosis (DVT)
Wells Clinical Prediction Rule for Pulmonary Embolism (PE)
Warfarin dose prediction calculatornew icon

Compounding   top of page

Alligation (double)
Alligation (single) -Compounding
Drip Rate Table Creator
Drip rate - multiple columns
Epidural recipes
Osmolarity of Solutions Calculator - 6 grams of MgSO4 in 50ml? hot

Conversions   top of page

Advanced Opioid (Pain Management) Converter new icon
Benzodiazepine converter calculator
Conventional and S.I. Unit Converter
Corticosteroid Converter-based on anti-inflammatory potency
HbA1c to Plasma Glucose - eAG (estimated average glucose)
English - Metric Conversions
Temperature Conversions

Dermatology   top of page

Topical Corticosteroids Potency Selector

Diet, Exercise, Nutrition calculators (Fiber requirements, TPN etc)   top of page

Basal Energy Expenditure
Body Mass Index - (BMI)
Dieting - Target Weight Calculator
SOLUBLE Fiber Calculator hot
Daily Fiber Requirements based on AGE
TOTAL Fiber Calculator (great for dieters) hot
Target heart rate (exercise) calculator
Total Parenteral Nutrition -TPN

Disease Calculators (ATP III, Framingham, Diabetes, etc)  top of page

Adult Treatment Panel (ATP III) Calc
Child-Turcotte-Pugh Score
Diabetic Database
Framingham 10 Year Risk Calc
HbA1c to Plasma Glucose - eAG (estimated average glucose)
Insulin Mixing Order Tool
Mayo Scoring System
MELD Score
Ranson's Criteria
Stool Osmotic Gap

Drug Comparisons - Ace-inh, Statins, BB, PPIs, ARBs  top of page

ACE-Inhibitors
Angiotension II Receptor Blockers (ARBs)
Beta Blockers
HMG - CoA Reductase Inhibitors (Statins)
Proton Pump Inhibitors - PPIs

Drug dosing, Creatinine clear., Pharmacokinetics, Dosing by levels   top of page

ledAdvanced Aminoglycoside - Vancomycin Multiple ke calculatornew icon
ADVANCED Pharmacokinetics
Aminoglycosides and Vancomycin (Original calculator)
CKD-EPI Creatinine Equationnew icon
Creatinine Clearance Adult
Creatinine clearance - Unstable Renal Function MULTI-calc
Creatinine clearance -IDMS-traceable MDRD Study Equation
Creatinine Clearance- Pediatric
Creatinine Clearance- Obese Patient (Salazar and Corcoran)
Creatinine Clearance- Multi-calc hot
Creatinine Clearance- Multi-calc 2012 edition hot
Cytochrome P450 Analysis Tool
Digoxin Dosing Calculator
Digoxin- Steady State adjustment
Dosing by levels (Full)
Dosing by levels(quick)
Dosing by levels- SINGLE Level - Vancomycin hot
Heparin Dosing  |  Heparin VAMC  |  Heparin Affinity Health System
Ideal body weight (IBW) AND Adjusted body weight calc
Non-Steady State kinetics now availablenew icon
Phenytoin Dosing Calculator and analysis
Therapeutic Drug Levels
Warfarin calculator new icon

Electrolytes   top of page

Corrected Calcium calculator -correction for serum albumin conc
Free Water Deficit
Hypertonic and Normal Saline Calc (original)
Hypertonic Saline 3% and Normal Saline Infusion Calculatornew icon
Hypocalcemia - Calcium treatment Calculator(Beta)new icon
Magnesium Dosing
Osmolality (serum ) Calculator
Phosphate Dosing
Serum Sodium Level Prediction - based on 0.9NS solution infusion
Sodium BICARBONATE deficit calculator
Sodium level correction for hyperglycemia
Urinary Indices - Renal failure index / FE-Na

Endocrinology   top of page

Hypothyroid - Levothyroxine Dosing calculator
Insulin Mixing Tool - compatibility questions answered
Levothyroxine Dosing calculator

Financial Calculators    top of page

FERS - CSRS Retirement Calculator
Financial Calculators - retirement, savings, mortgage, ...
Investment Calculators Asset Allocation, Annuities, 401k, Yield, Wealth Calculator
Loan Calculators -  Simple, Deferment, Mortgages, Amortization,  APRs, Other
Mortgage Calculators: Renting versus buying, Standard mortgages, Amortizations...
Savings Calculators - dynamic tables, gas guzzlers, tuition, lunch calculator
Retirement calculators - 401k , Annuities, ROTH IRA, Retirement payout calculator

Hematology   top of page

Iron Dextran Dosing calculator (iron deficit)
Calculation of the Total Iron Deficit - equation appears in Cosmofer PI
Calculation of the Total Iron Deficit - Alternative equation new icon

Home Theater /  Decibel  levels / Speaker analysis    top of page

Home Theater / Speakers / Widescreen calcs
Determine the amplifier requirement in watts to produce the desired loudness (dB)
What is the maximum output in decibels (dB) of your speakers?
Determine amplifier requirements to produce desired volume with multiple speakers
Determine amplifier requirements to produce desired volume with multiple speakers, variable distance, and placement
Will the new widescreen TV fit? Check out this screenwidth calculator...

ICU Calculators (Aa gradient, Apache II, MAP, etc)    top of page

Alveolar-arterial Gradient (Aa) Gradient calculator
Anion Gap calculator - Metabolic acidosis
APACHE II Calc -severity-of-disease classification system
Arterial Oxygen Content - Oxygenation equation
ICU Drug Calculator - common therapeutic agents hot

Infectious Disease    top of page

Infectious Disease - Drug of Choice    bacteria icon

Oncology    top of page

Advanced Opioid (Pain Management) Converter hot
Absolute Neutrophil Count (ANC) Calculator
Body Surface Area - BSA
Body Surface Area - Multi-calc Multiple analysis
Carboplatin - AUC Calculator (Oncology)

Pain Management / Palliative Care    top of page

Advanced Opioid (Pain Management) Converter new icon
Fentanyl Patch Converter
Basic Opioid Conversions (original - single agent)

Toxicology    top of page

Blood Alcohol Calculator (BAC)
Ethylene Glycol Toxicity
Medline Search
Other:  Scientific Calculator
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Medical Calculators - A thru Z
Lab Values - A thru Z